Hello, Bluegirl285! It looks like no-one's welcomed you yet, so very very belatedly, welcome to Wikipedia! Thank you for your contributions. If you decide that you need help, check out Getting Help below, ask me on my talk page, or place {{helpme}} on your talk page and ask your question there. Please remember to sign your name on talk pages by using four tildes (~~~~) or by clicking if shown; this will automatically produce your username and the date. Finally, please do your best to always fill in the edit summary field. Below are lots of useful links. Happy editing! Physics is all gnomes (talk) 16:18, 1 February 2011 (UTC)[reply]